ACLS β€” AXCELIS TECHNOLOGIES INC

Ownership history in Perkins Coie Trust Co  Β·  8 quarters on record

AI Ownership Summary

Perkins Coie Trust Co reported AXCELIS TECHNOLOGIES INC (ACLS) in 8 quarterly 13F filings from 2024 Q2 through 2026 Q1. Peak portfolio weight reached 0.06% in 2024 Q2. The latest visible filing shows ACLS at 0.05% of the fund.

This page tracks quarterly shares, estimated market value, portfolio weight, filing dates, and disclosure-aligned stock prices directly from SEC EDGAR 13F filings.

What this ACLS ownership page tells you

This page is designed to answer the real investor question behind a 13F filing: how meaningful was Perkins Coie Trust Co's position in AXCELIS TECHNOLOGIES INC, and how did that conviction change over time? You can read the holding window, peak weight, latest reported size, disclosure timing, and quarter-by-quarter changes without piecing the story together from raw SEC rows.

Freshest filing
Latest Reported Filing
2026 Q1

ACLS was reported at 0.05% of portfolio in the most recent visible filing.

High-water mark
Peak Conviction
0.06% in 2024 Q2

Peak weight helps separate a token disclosure from a real conviction holding the fund genuinely cared about.

Time in book
Holding Window
2024 Q2 to 2026 Q1

Longer holding windows often tell a very different story from short-lived tactical trades or one-quarter experiments.

Decision context
Why It Matters
Position size beats headlines

Knowing that a fund owned a stock is useful. Knowing whether it was a 0.20% placeholder or a true high-conviction position is where the signal actually starts.

How Perkins Coie Trust Co held ACLS β€” position size vs. price
% of Fund (quarterly)    ACLS price (quarter-end, indexed to 100)    SPY (indexed to 100)    QQQ (indexed to 100)
πŸ“‹ Quarterly Holdings History 8 quarters  β–Ύ
Quarter Action Shares Change Chg % % of Fund Mkt Value Filed Price (Filed)
2026 Q1 UNCHANGED 2,749 β€” 0% 0.05% $256K 2026-04-15 $117.88
2025 Q4 UNCHANGED 2,749 β€” 0% 0.04% $221K 2026-01-12 $95.72
2025 Q3 UNCHANGED 2,749 β€” 0% 0.05% $268K 2025-10-09 $84.61
2025 Q2 ADDED 2,749 +74 +2.8% 0.03% $192K 2025-07-10 $75.65
2025 Q1 ADDED 2,675 +225 +9.2% 0.03% $133K 2025-04-11 $47.05
2024 Q4 UNCHANGED 2,450 β€” 0% 0.04% $171K 2025-01-16 $71.98
2024 Q3 ADDED 2,450 +700 +40.0% 0.06% $257K 2024-10-08 $98.50
2024 Q2 INITIATED 1,750 β€” β€” 0.06% $249K 2024-07-15 $147.87

FAQ About Perkins Coie Trust Co and ACLS

These are the practical questions this page is built to answer before you even open the full history table.

How long has Perkins Coie Trust Co reported owning ACLS?

Perkins Coie Trust Co reported ACLS across 8 quarterly 13F filings, from 2024 Q2 through 2026 Q1.

What was the largest reported ACLS position in Perkins Coie Trust Co's portfolio?

The largest reported portfolio weight for ACLS was 0.06% in 2024 Q2.

What is the latest reported ACLS position on this page?

The most recent filing on this page is 2026 Q1, when Perkins Coie Trust Co reported 2,749 shares, equal to 0.05% of portfolio, with an estimated market value of $256K.

What does the chart on this ACLS ownership page compare?

The chart compares Perkins Coie Trust Co's quarterly ACLS portfolio weight with the stock's indexed share price, so you can see whether the fund was building, trimming, or holding the position as price moved.

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